diff --git a/target/linux/cns3xxx/config-4.14 b/target/linux/cns3xxx/config-4.14
index ba6d0caa0b..a0c65fa5f0 100644
--- a/target/linux/cns3xxx/config-4.14
+++ b/target/linux/cns3xxx/config-4.14
@@ -174,7 +174,6 @@ CONFIG_HAVE_SMP=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_HAVE_UID16=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
-# CONFIG_HNS3 is not set
 CONFIG_HWMON=y
 CONFIG_HZ_FIXED=0
 CONFIG_HZ_PERIODIC=y
@@ -219,6 +218,7 @@ CONFIG_MDIO_BUS=y
 CONFIG_MDIO_DEVICE=y
 CONFIG_MIGHT_HAVE_CACHE_L2X0=y
 CONFIG_MIGHT_HAVE_PCI=y
+CONFIG_MIGRATION=y
 CONFIG_MMC=y
 CONFIG_MMC_BLOCK=y
 CONFIG_MMC_SDHCI=y
@@ -297,7 +297,6 @@ CONFIG_PCI=y
 CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
 CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_DOMAINS_GENERIC=y
-# CONFIG_PCI_FTPCI100 is not set
 CONFIG_PERF_USE_VMALLOC=y
 CONFIG_PGTABLE_LEVELS=2
 CONFIG_PHYLIB=y
@@ -310,7 +309,6 @@ CONFIG_PPPOE=m
 CONFIG_PPP_ASYNC=m
 CONFIG_PPS=y
 CONFIG_PPS_CLIENT_GPIO=y
-CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
 CONFIG_PRINTK_TIME=y
 CONFIG_PROC_VMCORE=y
 CONFIG_RAID_ATTRS=y